Take articles that have positive, uplifting, long-term improvements in societal well-being and republish them on social media. e.g.

• https://c.im/@derrickoswald/115680211616975044
• https://c.im/@derrickoswald/115649758650439247
• https://c.im/@derrickoswald/115648908739287836
• https://c.im/@derrickoswald/115644969116272728

It ain't much, but it's honest work.